iRedAdmin-Pro-LDAP-1.5.0 (A.K.A. iRedAdmin-Pro for OpenLDAP backend) is now available for upgrading and purchasing. All customers should already received an email with download link before 2011-05-04, if you didn't receive any email from iRedMail project, please help check your Spam/Junk folder first, or mail to support @ iredmail.org and ask one.